Gaya APA

H., A, S. (2018). BASIC ENGLISH GRAMMAR : Understanding Tenses, Subject, and Verb Agreement . Jakarta: Mitra Wacana Media.

Gaya MLA

H., Agnes, Setyowati. "BASIC ENGLISH GRAMMAR : Understanding Tenses, Subject, and Verb Agreement". Jakarta: Mitra Wacana Media, 2018. Text.